[CI/BUILD] enable intel queue for longer CPU tests (#4113)

Dockerfile.cpu

@@ -1,6 +1,6 @@
 # This vLLM Dockerfile is used to construct image that can build and run vLLM on x86 CPU platform.
 
-FROM ubuntu:22.04
+FROM ubuntu:22.04 AS cpu-test-1
 
 RUN apt-get update  -y \
     && apt-get install -y git wget vim numactl gcc-12 g++-12 python3 python3-pip \
@@ -9,6 +9,8 @@ RUN apt-get update  -y \
 RUN pip install --upgrade pip \
     && pip install wheel packaging ninja setuptools>=49.4.0 numpy
 
+FROM cpu-test-1 AS build
+
 COPY ./ /workspace/vllm
 
 WORKDIR /workspace/vllm
@@ -19,4 +21,6 @@ RUN VLLM_TARGET_DEVICE=cpu python3 setup.py install
 
 WORKDIR /workspace/
 
+RUN ln -s /workspace/vllm/tests  && ln -s /workspace/vllm/examples && ln -s /workspace/vllm/benchmarks
+
 CMD ["/bin/bash"]